| 0S26CR1710 | U7680 | STERLING MECHANICAL SEALS LTD |
| 17-27B | 99237 | AIRFORCE-NAVY AERONAUTICAL DESIGN STANDARD |
| BS1806-221 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-221 | K7766 | BRITISH STANDARDS INSTITUTION |
| 78152 | K8095 | CHUBB FIRE MECHANICAL |
| BS221HA55 | U4330 | HALLITE SEALS INTERNATIONAL LTD T/A I POLYTEK |